1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
|
// SPDX-License-Identifier: GPL-2.0-only
/*
* Hardware definitions for Palm Tungsten|E2
*
* Author:
* Carlos Eduardo Medaglia Dyonisio <cadu@nerdfeliz.com>
*
* Rewrite for mainline:
* Marek Vasut <marek.vasut@gmail.com>
*
* (find more info at www.hackndev.com)
*/
#include <linux/platform_device.h>
#include <linux/delay.h>
#include <linux/irq.h>
#include <linux/gpio_keys.h>
#include <linux/gpio/machine.h>
#include <linux/input.h>
#include <linux/pda_power.h>
#include <linux/pwm.h>
#include <linux/pwm_backlight.h>
#include <linux/gpio.h>
#include <linux/wm97xx.h>
#include <linux/power_supply.h>
#include <asm/mach-types.h>
#include <asm/mach/arch.h>
#include <asm/mach/map.h>
#include "pxa25x.h"
#include <mach/audio.h>
#include "palmte2.h"
#include <linux/platform_data/mmc-pxamci.h>
#include <linux/platform_data/video-pxafb.h>
#include <linux/platform_data/irda-pxaficp.h>
#include "udc.h"
#include <linux/platform_data/asoc-palm27x.h>
#include "generic.h"
#include "devices.h"
/******************************************************************************
* Pin configuration
******************************************************************************/
static unsigned long palmte2_pin_config[] __initdata = {
/* MMC */
GPIO6_MMC_CLK,
GPIO8_MMC_CS0,
GPIO10_GPIO, /* SD detect */
GPIO55_GPIO, /* SD power */
GPIO51_GPIO, /* SD r/o switch */
/* AC97 */
GPIO28_AC97_BITCLK,
GPIO29_AC97_SDATA_IN_0,
GPIO30_AC97_SDATA_OUT,
GPIO31_AC97_SYNC,
/* PWM */
GPIO16_PWM0_OUT,
/* USB */
GPIO15_GPIO, /* usb detect */
GPIO53_GPIO, /* usb power */
/* IrDA */
GPIO48_GPIO, /* ir disable */
GPIO46_FICP_RXD,
GPIO47_FICP_TXD,
/* LCD */
GPIOxx_LCD_TFT_16BPP,
/* GPIO KEYS */
GPIO5_GPIO, /* notes */
GPIO7_GPIO, /* tasks */
GPIO11_GPIO, /* calendar */
GPIO13_GPIO, /* contacts */
GPIO14_GPIO, /* center */
GPIO19_GPIO, /* left */
GPIO20_GPIO, /* right */
GPIO21_GPIO, /* down */
GPIO22_GPIO, /* up */
/* MISC */
GPIO1_RST, /* reset */
GPIO4_GPIO, /* Hotsync button */
GPIO9_GPIO, /* power detect */
GPIO15_GPIO, /* earphone detect */
GPIO37_GPIO, /* LCD power */
GPIO56_GPIO, /* Backlight power */
};
/******************************************************************************
* SD/MMC card controller
******************************************************************************/
static struct pxamci_platform_data palmte2_mci_platform_data = {
.ocr_mask = MMC_VDD_32_33 | MMC_VDD_33_34,
};
static struct gpiod_lookup_table palmte2_mci_gpio_table = {
.dev_id = "pxa2xx-mci.0",
.table = {
GPIO_LOOKUP("gpio-pxa", GPIO_NR_PALMTE2_SD_DETECT_N,
"cd", GPIO_ACTIVE_LOW),
GPIO_LOOKUP("gpio-pxa", GPIO_NR_PALMTE2_SD_READONLY,
"wp", GPIO_ACTIVE_LOW),
GPIO_LOOKUP("gpio-pxa", GPIO_NR_PALMTE2_SD_POWER,
"power", GPIO_ACTIVE_HIGH),
{ },
},
};
#if defined(CONFIG_KEYBOARD_GPIO) || defined(CONFIG_KEYBOARD_GPIO_MODULE)
/******************************************************************************
* GPIO keys
******************************************************************************/
static struct gpio_keys_button palmte2_pxa_buttons[] = {
{KEY_F1, GPIO_NR_PALMTE2_KEY_CONTACTS, 1, "Contacts" },
{KEY_F2, GPIO_NR_PALMTE2_KEY_CALENDAR, 1, "Calendar" },
{KEY_F3, GPIO_NR_PALMTE2_KEY_TASKS, 1, "Tasks" },
{KEY_F4, GPIO_NR_PALMTE2_KEY_NOTES, 1, "Notes" },
{KEY_ENTER, GPIO_NR_PALMTE2_KEY_CENTER, 1, "Center" },
{KEY_LEFT, GPIO_NR_PALMTE2_KEY_LEFT, 1, "Left" },
{KEY_RIGHT, GPIO_NR_PALMTE2_KEY_RIGHT, 1, "Right" },
{KEY_DOWN, GPIO_NR_PALMTE2_KEY_DOWN, 1, "Down" },
{KEY_UP, GPIO_NR_PALMTE2_KEY_UP, 1, "Up" },
};
static struct gpio_keys_platform_data palmte2_pxa_keys_data = {
.buttons = palmte2_pxa_buttons,
.nbuttons = ARRAY_SIZE(palmte2_pxa_buttons),
};
static struct platform_device palmte2_pxa_keys = {
.name = "gpio-keys",
.id = -1,
.dev = {
.platform_data = &palmte2_pxa_keys_data,
},
};
#endif
/******************************************************************************
* Backlight
******************************************************************************/
static struct pwm_lookup palmte2_pwm_lookup[] = {
PWM_LOOKUP("pxa25x-pwm.0", 0, "pwm-backlight.0", NULL,
PALMTE2_PERIOD_NS, PWM_POLARITY_NORMAL),
};
static struct gpio palmte_bl_gpios[] = {
{ GPIO_NR_PALMTE2_BL_POWER, GPIOF_INIT_LOW, "Backlight power" },
{ GPIO_NR_PALMTE2_LCD_POWER, GPIOF_INIT_LOW, "LCD power" },
};
static int palmte2_backlight_init(struct device *dev)
{
return gpio_request_array(ARRAY_AND_SIZE(palmte_bl_gpios));
}
static int palmte2_backlight_notify(struct device *dev, int brightness)
{
gpio_set_value(GPIO_NR_PALMTE2_BL_POWER, brightness);
gpio_set_value(GPIO_NR_PALMTE2_LCD_POWER, brightness);
return brightness;
}
static void palmte2_backlight_exit(struct device *dev)
{
gpio_free_array(ARRAY_AND_SIZE(palmte_bl_gpios));
}
static struct platform_pwm_backlight_data palmte2_backlight_data = {
.max_brightness = PALMTE2_MAX_INTENSITY,
.dft_brightness = PALMTE2_MAX_INTENSITY,
.enable_gpio = -1,
.init = palmte2_backlight_init,
.notify = palmte2_backlight_notify,
.exit = palmte2_backlight_exit,
};
static struct platform_device palmte2_backlight = {
.name = "pwm-backlight",
.dev = {
.parent = &pxa25x_device_pwm0.dev,
.platform_data = &palmte2_backlight_data,
},
};
/******************************************************************************
* IrDA
******************************************************************************/
static struct pxaficp_platform_data palmte2_ficp_platform_data = {
.gpio_pwdown = GPIO_NR_PALMTE2_IR_DISABLE,
.transceiver_cap = IR_SIRMODE | IR_OFF,
};
/******************************************************************************
* UDC
******************************************************************************/
static struct gpiod_lookup_table palmte2_udc_gpiod_table = {
.dev_id = "gpio-vbus",
.table = {
GPIO_LOOKUP("gpio-pxa", GPIO_NR_PALMTE2_USB_DETECT_N,
"vbus", GPIO_ACTIVE_LOW),
GPIO_LOOKUP("gpio-pxa", GPIO_NR_PALMTE2_USB_PULLUP,
"pullup", GPIO_ACTIVE_HIGH),
{ },
},
};
static struct platform_device palmte2_gpio_vbus = {
.name = "gpio-vbus",
.id = -1,
};
/******************************************************************************
* Power supply
******************************************************************************/
static int power_supply_init(struct device *dev)
{
int ret;
ret = gpio_request(GPIO_NR_PALMTE2_POWER_DETECT, "CABLE_STATE_AC");
if (ret)
goto err1;
ret = gpio_direction_input(GPIO_NR_PALMTE2_POWER_DETECT);
if (ret)
goto err2;
return 0;
err2:
gpio_free(GPIO_NR_PALMTE2_POWER_DETECT);
err1:
return ret;
}
static int palmte2_is_ac_online(void)
{
return gpio_get_value(GPIO_NR_PALMTE2_POWER_DETECT);
}
static void power_supply_exit(struct device *dev)
{
gpio_free(GPIO_NR_PALMTE2_POWER_DETECT);
}
static char *palmte2_supplicants[] = {
"main-battery",
};
static struct pda_power_pdata power_supply_info = {
.init = power_supply_init,
.is_ac_online = palmte2_is_ac_online,
.exit = power_supply_exit,
.supplied_to = palmte2_supplicants,
.num_supplicants = ARRAY_SIZE(palmte2_supplicants),
};
static struct platform_device power_supply = {
.name = "pda-power",
.id = -1,
.dev = {
.platform_data = &power_supply_info,
},
};
/******************************************************************************
* WM97xx audio, battery
******************************************************************************/
static struct wm97xx_batt_pdata palmte2_batt_pdata = {
.batt_aux = WM97XX_AUX_ID3,
.temp_aux = WM97XX_AUX_ID2,
.charge_gpio = -1,
.max_voltage = PALMTE2_BAT_MAX_VOLTAGE,
.min_voltage = PALMTE2_BAT_MIN_VOLTAGE,
.batt_mult = 1000,
.batt_div = 414,
.temp_mult = 1,
.temp_div = 1,
.batt_tech = POWER_SUPPLY_TECHNOLOGY_LIPO,
.batt_name = "main-batt",
};
static struct wm97xx_pdata palmte2_wm97xx_pdata = {
.batt_pdata = &palmte2_batt_pdata,
};
static pxa2xx_audio_ops_t palmte2_ac97_pdata = {
.codec_pdata = { &palmte2_wm97xx_pdata, },
};
static struct palm27x_asoc_info palmte2_asoc_pdata = {
.jack_gpio = GPIO_NR_PALMTE2_EARPHONE_DETECT,
};
static struct platform_device palmte2_asoc = {
.name = "palm27x-asoc",
.id = -1,
.dev = {
.platform_data = &palmte2_asoc_pdata,
},
};
/******************************************************************************
* Framebuffer
******************************************************************************/
static struct pxafb_mode_info palmte2_lcd_modes[] = {
{
.pixclock = 77757,
.xres = 320,
.yres = 320,
.bpp = 16,
.left_margin = 28,
.right_margin = 7,
.upper_margin = 7,
.lower_margin = 5,
.hsync_len = 4,
.vsync_len = 1,
},
};
static struct pxafb_mach_info palmte2_lcd_screen = {
.modes = palmte2_lcd_modes,
.num_modes = ARRAY_SIZE(palmte2_lcd_modes),
.lcd_conn = LCD_COLOR_TFT_16BPP | LCD_PCLK_EDGE_FALL,
};
/******************************************************************************
* Machine init
******************************************************************************/
static struct platform_device *devices[] __initdata = {
#if defined(CONFIG_KEYBOARD_GPIO) || defined(CONFIG_KEYBOARD_GPIO_MODULE)
&palmte2_pxa_keys,
#endif
&palmte2_backlight,
&power_supply,
&palmte2_asoc,
&palmte2_gpio_vbus,
};
/* setup udc GPIOs initial state */
static void __init palmte2_udc_init(void)
{
if (!gpio_request(GPIO_NR_PALMTE2_USB_PULLUP, "UDC Vbus")) {
gpio_direction_output(GPIO_NR_PALMTE2_USB_PULLUP, 1);
gpio_free(GPIO_NR_PALMTE2_USB_PULLUP);
}
}
static void __init palmte2_init(void)
{
pxa2xx_mfp_config(ARRAY_AND_SIZE(palmte2_pin_config));
pxa_set_ffuart_info(NULL);
pxa_set_btuart_info(NULL);
pxa_set_stuart_info(NULL);
pxa_set_fb_info(NULL, &palmte2_lcd_screen);
gpiod_add_lookup_table(&palmte2_mci_gpio_table);
pxa_set_mci_info(&palmte2_mci_platform_data);
palmte2_udc_init();
pxa_set_ac97_info(&palmte2_ac97_pdata);
pxa_set_ficp_info(&palmte2_ficp_platform_data);
pwm_add_table(palmte2_pwm_lookup, ARRAY_SIZE(palmte2_pwm_lookup));
gpiod_add_lookup_table(&palmte2_udc_gpiod_table);
platform_add_devices(devices, ARRAY_SIZE(devices));
}
MACHINE_START(PALMTE2, "Palm Tungsten|E2")
.atag_offset = 0x100,
.map_io = pxa25x_map_io,
.nr_irqs = PXA_NR_IRQS,
.init_irq = pxa25x_init_irq,
.handle_irq = pxa25x_handle_irq,
.init_time = pxa_timer_init,
.init_machine = palmte2_init,
.restart = pxa_restart,
MACHINE_END
|
